Answer:
go on your profile ---> edit profile----> preferences
Step-by-step explanation:
Answer:
O 0,1 or an infinite number of solutions
Step-by-step explanation:
Answer:
fifty five thousand four hundred and twenty six.
Step-by-step explanation:
Hello,
y=2xe^x
y'=2(e^x+xe^x)=2(x+1)e^x
y''=2(e^x+(x+1)e^x)=2(x+2)e^x
x |-infinite -2 0 +infinite
e^x | ++++++++++++++++++
x+2 |------------0 +++++++++++
y'' | -----------0 +++++++++++
y''<0 if x<-2
<span>The interval on which the graph is concave down is (-infinite -2[</span>